2007 grand marquis i have no heat only blows cold air

60

Asked by Oct 16, 2012 at 07:33 PM about the 2007 Mercury Grand Marquis GS

Question type: Maintenance & Repair

my a/c works, but i have no heat or defrosters. When I need heat i only get cold air

3 Answers

915

Does your temp gauge bonce around or stay flat to one point of the scale as well when you try to run the heater?

11 out of 11 people think this is helpful.
Best Answer
60

No/ Now I am getting hot air when the air condition is on. but this only happens once and while?

6 out of 6 people think this is helpful.
915

Hmmm could be a sensor in the AC unit control. Also if havn't checked the AC coolant you may have a need to have it serviced an recharged.

Your Answer

Add photo

Related Questions

  • Why does my 2005 Marquis blow high heat no matter what setting I have it on? 17 answers

    My 2005 Mercury Grand Marquis had a clicking sound with the heater blowing and then it quit but now I only get really hot air blowing out. Even when I put it on A/C, Max A/C, Vent, etc. Also, changi...

    2005 Mercury Grand Marquis

    -

    Maintenance & Repair

  • grand marquis no heat 1 answer

    no heat cold air only. engine temp normal

    2000 Mercury Grand Marquis LS

    -

    Maintenance & Repair

  • Why does my heater fan only blow cold air? 13 answers

    When I turn the heat on in my car it only blows cold air. The AC works just fine and the fan does blow at full power but no matter how long the car has been running for the air still remains extremely...

    2001 Mercury Grand Marquis

    -

    Maintenance & Repair

  • My heating & cooling system is working but not blowing out. 1 answer

    For a few days it would work then not but now it's consistantly not. I feel the cold air coming from the vents but no blowing force behind it.

    2000 Mercury Grand Marquis

    -

    Maintenance & Repair

  • 2008 Grand Marquis heater blows only cold air 3 answers

    2008 Grand Marquis heater blows only cold air Does anyone know how to fix this problem before I go to a dealer and get ripped off?

    Maintenance & Repair

Grand Marquis

Looking for a Used Grand Marquis in your area?

CarGurus has 2,174 nationwide Grand Marquis listings starting at $1,995.

ZIP:

Search Mercury Grand Marquis Questions

Mercury Grand Marquis Experts

#1 Tracy Hooks
Tracy Hooks
Reputation 5,150
#2 kbro
kbro
Reputation 2,040
#3 Js08016
Js08016
Reputation 1,620
View All

Related Models For Sale

Used Ford Crown Victoria
10 Great Deals out of 1,210 listings starting at $1,700
Used Lincoln Town Car
31 Great Deals out of 2,075 listings starting at $1,995
Used Chevrolet Impala
799 Great Deals out of 34,708 listings starting at $799
Used Dodge Charger
394 Great Deals out of 30,065 listings starting at $2,343
Used Chrysler 300
400 Great Deals out of 22,462 listings starting at $1,000
Used Chevrolet Tahoe
809 Great Deals out of 28,674 listings starting at $1,500
Used Ford F-150
2,884 Great Deals out of 212,656 listings starting at $1,000
Used Honda Accord
888 Great Deals out of 82,090 listings starting at $999
Used Dodge Challenger
235 Great Deals out of 24,977 listings starting at $7,988
Used Cadillac DTS
62 Great Deals out of 1,798 listings starting at $2,500
Used Toyota Camry
1,086 Great Deals out of 98,044 listings starting at $1,250

Used Cars For Sale

2008 Mercury Grand Marquis GS For Sale
54 listings starting at $3,995
2007 Mercury Grand Marquis GS For Sale
51 listings starting at $2,400